An item designed to fit over the opening of an engine exhaust pipe or muffler to prevent the entrance of rain or foreign matter into the manifold section of a reciprocating engine while not in use. It is automatically opened when the engine is started by pressure exerted from the exhaust system. It is equipped with a hinging action and may or may not have a counter weight. Excludes cap, protective, dust and moisture seal.
Classification: Parts of engines and motors, nesoi
NSN 5996-00-432-8578
NSN 6220-00-097-2473
NSN 6135-01-522-2463
NSN 5985-01-162-6747
NSN 6150-01-517-6914
NSN 5960-01-544-1273
NSN 5975-01-412-8253
NSN 5985-01-264-9240
NSN 6135-01-433-2062
NSN 6685-01-229-3389
NSN 2925-01-219-9471
NSN 5925-01-445-6112